PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS
CAUTION: DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY AND SUBJECT: X-RADIATION
NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT
MANUFACTURER'S APPROVAL. UNAUTHORIZED MODIFICATIONS WILL NOT 1. BE SURE PROCEDURES AND INSTRUCTIONS TO ALL SERVICE PERSONNEL
ONLY VOID THE WARRANTY, BUT MAY LEAD TO YOUR BEING LIABLE FOR COVER THE SUBJECT OF X-RADIATION. THE ONLY POTENTIAL SOURCE OF
ANY RESULTING PROPERTY DAMAGE OR USER INJURY. X-RAYS IN CURRENT T.V. RECEIVERS IS THE PICTURE TUBE. HOWEVER,
THIS TUBE DOES NOT EMIT X-RYS WHEN THE HIGH VOLTAGE IS AT THE
SERVICE WORK SHOULD BE PERFORMED ONLY AFTER YOU ARE FACTORY SPECIFIED LEVEL. THE PROPER VALUE IS GIVEN IN THE
THOROUGHLY FAMILIAR WITH ALL OF THE FOLLOWING SAFETY CHECKS APPLICABLE SCHEMATIC. OPERATION AT HIGHER VOLTAGES MAY CAUSE A
AND SERVICING GUIDELINES. TO DO OTHERWISE, INCREASES THE RISK OF FAILURE OF THE PICTURE TUBE OR HIGH VOLTAGE SUPPLY AND, UNDER
POTENTIAL HAZARDS AND INJURY TO THE USER.CERTAIN CIRCUMSTANCES, MAY PRODUCE RADIATION IN EXCESS OF
WHILE SERVICING, USE AN ISOLATION TRANSFORMER FOR PROTECTION DESIRABLE LEVELS.
FROM A.C. LINE SHOCK.2. ONLY FACTORY SPECIFIED C.R.T ANODE CONNECTORS MUST BE USED.
DEGAUSSING SHIELDS ALSO SERVE AS AN X-RAY SHIELD IN COLOR SETS,
SAFETY CHECKS
ALWAYS RE-INSTALL THEM.
AFTER THE ORIGINAL SERVICE PROBLEM HAS BEEN CORRECTED, A CHECK
3. IT IS ESSENTIAL THAT SERVICE PERSONNEL HAVE AVAILABLE AN
SHOULD BE MADE OF THE FOLLOWING.ACCURATE AND RELIABLE HIGH VOLTAGE METER. THE CALIBRATION OF
SUBJECT: FIRE & SHOCK HAZARDTHE METER SHOULD BE CHECKED PERIODICALLY AGAINST A
REFERENCE STANDARD, SUCH AS THE ONE AVAILABLE AT YOUR
1. BE SURE THAT ALL COMPONENTS ARE POSITIONED IN SUCH A WAY AS DISTRIBUTOR.
TO AVOID POSSIBILITY OF ADJACENT COMPONENT SHORTS. THIS IS
4. WHEN THE HIGH VOLTAGE CIRCUITRY IS OPERATING PROPERLY, THERE IS
ESPECIALLY IMPORTANT ON THOSE MODULES WITCH ARE
TRANSPORTED TO AND FROM THE REPAIR SHOP. NO POSSIBILITY OF AN X-RADIATION PROBLEM. EVERY TIME A COLOR
CHASSIS IS SERVICED, THE BRIGHTNESS SHOULD BE RUN UP AND DOWN
2. NEVER RELEASE A REPAIR UNLESS ALL PROTECTIVE DEVICES SUCH AS WHILE MONITORING THE HIGH VOLTAGE WITH A METER TO BE CERTAIN
INSULATORS, BARRIERS, COVERS, SHIELDS, STRAIN RELIEFS, POWER THAT THE HIGH VOLTAGE DOES NOT EXCEED THE SPECIFIED VALUE AND
SUPPLY CORDS, AND OTHER HARDWARE HAVE BEEN REINSTALLED PER THAT IT IS REGULATING CORRECTLY. WE SUGGEST THAT YOU AND YOUR
ORIGINAL DESIGN. BE SURE THAT THE SAFETY PURPOSE OF THE SERVICE ORGANIZATION REVIEW TEST PROCEDURES SO THAT VOLTAGE
POLARIZED LINE PLUG HAS NOT BEEN DEFEATED.REGULATION IS ALWAYS CHECKED AS A STANDARD SERVICING
PROCEDURE AND THAT THE HIGH VOLTAGE READING BE RECORDED ON
3. SOLDERING MUST BE INSPECTED TO DISCOVER POSSIBLE COLD
SOLDER JOINTS, SOLDER SPLASHES OR SHARP SOLDER POINTS. BE EACH CUSTOMER'S INVOICE.
CERTAIN TO REMOVE ALL LOOSE FOREIGN PARTICLES.5. WHEN TROUBLESHOOTING AND MAKING TEST MEASUREMENTS IN A
PRODUCT WITH A PROBLEM OF EXCESSIVE HIGH VOLTAGE AVOID BEING
4. CHECK FOR PHYSICAL EVIDENCE DF DAMAGE OR DETERIORATION TO
PARTS AND COMPONENTS, FOR FRAYED LEADS AND DAMAGED UNNECESSARILY CLOSE TO THE PICTURE TUBE AND THE HIGH VOLTAGE
SUPPLY DO NOT OPERATE THE PRODUCT LONGER THAN IT IS NECESSARY
INSULATION (INCLUDING A.C. CORD), AND REPLACE IF NECESSARY
FOLLOW ORIGINAL LAYOUT, LEAD LENGTH AND DRESS.TO LOCATE THE CAUSE OF EXCESSIVE VOLTAGE.
6. REFER TO HV. B+ AND SHUTDOWN ADJUSTMENT PROCEDURES
5. NO LEAD OR COMPONENT SHOULD TOUCH A RECEIVING TUBE OR A DESCRIBED IN THE APPROPRIATE SCHEMATIC AND DIAGRAMS(WHERE
RESISTOR RATED AT 1 WATT OR MORE. LEAD TENSION AROUND
PROTRUDING METAL SURFACES MUST BE AVOIDED.USED).
6. ALL CRITICAL COMPONENTS SUCH AS FUSES. FLAMEPROOF RESISTORS, SUBJECT: IMPLOSION
CAPACITORS, ETC. MUST BE REPLACED WITH EXACT FACTORY TYPES,
1. ALL DIRECT VIEWED PICTURE TUBES ARE EQUIPPED WITH AN INTEGRAL
DO NOT USE REPLACEMENT COMPONENTS OTHER THAN THOSE IMPLOSION PROTECTION SYSTEM, BUT CARE SHOULD BE TAKEN TO
SPECIFIED OR MAKE UNRECOMMENDED CIRCUIT MODIFICATIONS.
AVOID DAMAGE DURING INSTALLATION, AVOID SCRATCHING THE TUBE. IF
7. AFTER RE-ASSEMBLY OF THE SET, ALWAYS PERFORM AN A.C. LEAKAGE SCRATCHED REPLACE IT.
TEST ON ALL EXPOSED METALLIC PARTS OF THE CABINET, (THE 2. USE ONLY RECOMMENDED FACTORY REPLACEMENT TUBES.
CHANNEL SELECTOR KNOB, ANTENNA TERMINALS. HANDLE AND
SCREWS) TO BE SURE THE SET IS SAFE TO OPERATE WITHOUT DANGER SUBJECT: TIPS ON PROPER INSTALLATION
OF ELECTRICAL SHOCK. DO NOT USE A LINE ISOLATION TRANSFORMER
DURING THIS TEST, MAKE SURE TO USE AN A.C. VOLTMETER. HAVING 1. NEVER INSTALL ANY PRODUCT IN A CLOSED-IN RECESS. CUBBYHOLE OR
5000 OHMS PER VOLT OR MORE SENSITIVITY, IN THE FOLLOWING CLOSELY FITTING SHELF SPACE, OVER OR CLOSE TO HEAT DUCT, OR IN
MANNER; CONNECT A 1500 OHMS 10 WATT RESISTOR, PARALLELED BY THE PATH OF HEATED AIR FLOW.
A.15 MFD. 150V A.C. TYPE CAPACITOR BETWEEN A KNOWN GOOD EARTH 2. AVOID CONDITIONS OF HIGH HUMIDITY SUCH AS: OUTDOOR PATIO
GROUND (WATER PIPE, CONDUIT, ETC.) AND THE EXPOSED METALLIC INSTALLATIONS WHERE DEW IS A FACTOR, NEAR STEAM RADIATORS
PARTS, ONE AT A TIME. MEASURE THE A.C. VOLTAGE ACROSS THE WHERE STEAM LEAKAGE IS A FACTOR, ETC.
COMBINATION OF 1500 OHM RESISTOR AND 15 MFD CAPACITOR.
REVERSE THE A.C. PLUG AND REPEAT A.C. ANY VOLTAGE 3. AVOID PLACEMENT WHERE DRAPERIES MAY OBSTRUCT REAR VENTING.
MEASUREMENTS FOR EACH EXPOSED METALLIC PART. VOLTAGE THE CUSTOMER SHOULD ALSO AVOID THE USE OF DECORATIVE
MEASURED MUST NOT EXCEED 75 VOLTS R.M.S. THIS CORRESPONDS SCARVES OR OTHER COVERINGS WHICH MIGHT OBSTRUCT VENTILATION.
TO 0.5 MILLIAMP A.C. ANY VALUE EXCEEDING THIS LIMIT CONSTITUTES A 4. WALL AND SHELF MOUNTED INSTALLATIONS USING A COMMERCIAL
POTENTIAL SHOCK HAZARD AND MUST BE CORRECTED IMMEDIATELY.MOUNTING KIT, MUST FOLLOW THE FACTORY APPROVED MOUNTING
INSTRUCTIONS. A PRODUCT MOUNTED TO A SHELF OR PLATFORM MUST
RETAIN ITS ORIGINAL FEET (OR THE EQUIVALENT THICKNESS IN SPACERS)
TO PROVIDE ADEQUATE AIR FLOW ACROSS THE BOTTOM. BOLTS OR
SCREWS USED FOR FASTENERS MUST NOT TOUCH ANY PARTS OR
WIRING. PERFORM LEAKAGE TEST ON CUSTOMIZED INSTALLATIONS.
5. CAUTION CUSTOMERS AGAINST THE MOUNTING OF A PRODUCT ON
GOOD EARTH GROUNDPLACE THIS PROBESLOPING SHELF OR A TILTED POSITION, UNLESS THE PRODUCT IS
SUCH AS THE WATERON EACH EXPOSEDPROPERLY SECURED.
PIPE, CONDUIT, ETC.METAL PART6. A PRODUCT ON A ROLL-ABOUT CART SHOULD BE STABLE ON ITS
MOUNTING TO THE CART CAUTION THE CUSTOMER ON THE HAZARDS OF
SUBJECT GRAPHIC SYMBOLSTRYING TO ROLL A CART WITH SMALL CASTERS ACROSS THRESHOLDS
OR DEEP PILE CARPETS.
THE LIGHTNING FLASH WITH APROWHEAD SYMBOL. WITHIN AN
EQUILATERAL TRIANGLE, IS INTENDED TO ALERT THE SERVICE 7. CAUTION CUSTOMERS AGAINST THE USE OF A CART OR STAND WHICH
PERSONNEL TO THE PRESENCE OF UNINSULATED "DANGEROUS HAS NOT BEEN LISTED BY UNDERWRITERS LABORATORIES, INC. FOR USE
VOLTAGE" THAT MAY BE OF SUFFICIENT MAGNITUDE TO WITH THEIR SPECIFIC MODEL OF TELEVISION RECEIVER OR
CONSTITUTE A RISK OF ELECTRIC SHOCK.GENERICALLY APPROVED FOR USE WITH TV'S OF THE SAME OR LARGER
SCREEN SIZE.
THE EXCLAMATION POINT WITHIN AN EQUILATERAL TRIANGLE IS
INTENDED TO ALERT THE SERVICE PERSONNEL TO THE 8. CAUTION CUSTOMERS AGAINST THE USE OF EXTENSION CORDS. EXPLAIN
PRESENCE OF IMPORTANT SAFETY INFORMATION IN SERVICE THAT A FOREST OF EXTENSIONS SPROUTING FROM A SINGLE OUTLET
LITERATURE.CAN LEAD TO DISASTROUS CONSEQUENCES TO HOME AND FAMILY.
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